Refactor and fix #56

Barotrauma/BarotraumaShared/SharedSource/LuaCs/Lua/LuaScriptLoader.cs

@@ -0,0 +1,28 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.IO;
+using MoonSharp.Interpreter;
+using MoonSharp.Interpreter.Loaders;
+using System.Linq;
+
+namespace Barotrauma
+{
+	class LuaScriptLoader : ScriptLoaderBase
+	{
+
+		public override object LoadFile(string file, Table globalContext)
+		{
+			if (!LuaCsFile.IsPathAllowedLuaException(file, false)) return null; 
+				
+			return File.ReadAllText(file);
+		}
+
+		public override bool ScriptFileExists(string file)
+		{
+			if (!LuaCsFile.IsPathAllowedLuaException(file, false)) return false;
+
+			return File.Exists(file);
+		}
+    }
+}